After chalk ruled the country in Week 8, Week 9 was a bit less predictable. Three top-25 teams fell to unranked opponents, Ohio State clawed back to beat Penn State and Iowa State shocked another top-five foe in TCU.

The Pac-12 was home to one of those upsets of a ranked team (Arizona-Washington State) and nearly another (Stanford-Oregon State), while the offensive duos for Arizona and USC filled up the stat sheet.